Ordered by his mother to keep taking the medical school entrance exam for two years now… Ko-suke is going to Tokyo for summer cram school and will live at his aunt Reina's place for a week. Age 35, known for canceling baths, favorite food is karaage. Although Hiroshi had been looking down on Reina with a sneering gaze… but Hiroshi notices the thick pheromone scent wafting from his aunt who hadn't taken a bath, and her massive tits hidden under her clothes that he'd never known about. Despite knowing it's wrong, Hiroshi couldn't help but get aroused by his aunt Reina...
